21277377

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{2311}}^1$

素因数の和:2362

約数の個数: 32

約数和(自身を含む): 35512320

約数和(自身を除く): 14234943

約数列:

[1, 3, 9, 11, 27, 31, 33, 93, 99, 279, 297, 341, 837, 1023, 2311, 3069, 6933, 9207, 20799, 25421, 62397, 71641, 76263, 214923, 228789, 644769, 686367, 788051, 1934307, 2364153, 7092459, 21277377]

約数ペア:

[(1, 21277377), (3, 7092459), (9, 2364153), (11, 1934307), (27, 788051), (31, 686367), (33, 644769), (93, 228789), (99, 214923), (279, 76263), (297, 71641), (341, 62397), (837, 25421), (1023, 20799), (2311, 9207), (3069, 6933)]